Oshion Platform Cart Folding Dolly Foldable Warehouse Moving Push Hand Truck (150Kg Load Capicity) 4 Wheel Cart, 2 Swivel And 2 Regular Contains 4 rolling wheels that provide stability and simple mobility. Top handle bar folds down to save space and store away easily out of sight. Made from steel, it is a sturdy and reliable build. Surface of the platform is textured to prevent the items from slipping with rounded corners to aide in bumping into objects.